Replace SetCapturer and SetCaptureDevice by SetSource.

webrtc/api/mediastreaminterface.h

Index: webrtc/api/mediastreaminterface.h
diff --git a/webrtc/api/mediastreaminterface.h b/webrtc/api/mediastreaminterface.h
index 47460b442114240690fbf33a01861ed884761c0c..b00e1553248804ff27f75eefd7b75e8474bcf81f 100644
--- a/webrtc/api/mediastreaminterface.h
+++ b/webrtc/api/mediastreaminterface.h
@@ -30,7 +30,6 @@
 namespace cricket {
 
 class AudioRenderer;
-class VideoCapturer;
 class VideoRenderer;
 class VideoFrame;
 
@@ -105,15 +104,6 @@ class VideoTrackSourceInterface
     : public MediaSourceInterface,
       public rtc::VideoSourceInterface<cricket::VideoFrame> {
  public:
-  // Get access to the source implementation of cricket::VideoCapturer.
-  // This can be used for receiving frames and state notifications.
-  // But it should not be used for starting or stopping capturing.
-  // TODO(perkj): We are currently trying to replace all internal use of
-  // cricket::VideoCapturer with rtc::VideoSourceInterface. Once that
-  // refactoring is done,
-  // remove this method.
-  virtual cricket::VideoCapturer* GetVideoCapturer() = 0;
-
   virtual void Stop() = 0;
   virtual void Restart() = 0;